.form{ 
    position:absolute; 
    left:10%; top:1.2rem; 
    width:80%; 
    margin:0 auto; 
}
.item{ 
    position:relative;
     margin-top:.24rem; 
}
.submit{ 
    margin-top:.96rem; 
}
input, button{ 
    width:100%; 
    height:1rem; 
    padding:0 .96rem; 
    vertical-align:top; 
    border:none; 
    border-radius:.24rem; 
}
input{ 
    font-size:.35rem; 
}
button{
    color:#fff; 
    font-size:.35rem; 
    background-color:#ffb24c;
    &:disabled{ 
        background-color:#999; 
    }
  }